diff options
Diffstat (limited to 'drivers/hid/hid-lg4ff.c')
| -rw-r--r-- | drivers/hid/hid-lg4ff.c | 127 |
1 files changed, 81 insertions, 46 deletions
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c index 02cec83caac3..fbddcb37ae98 100644 --- a/drivers/hid/hid-lg4ff.c +++ b/drivers/hid/hid-lg4ff.c @@ -45,7 +45,8 @@ #define LG4FF_MODE_G25_IDX 3 #define LG4FF_MODE_DFGT_IDX 4 #define LG4FF_MODE_G27_IDX 5 -#define LG4FF_MODE_MAX_IDX 6 +#define LG4FF_MODE_G29_IDX 6 +#define LG4FF_MODE_MAX_IDX 7 #define LG4FF_MODE_NATIVE BIT(LG4FF_MODE_NATIVE_IDX) #define LG4FF_MODE_DFEX BIT(LG4FF_MODE_DFEX_IDX) @@ -53,6 +54,7 @@ #define LG4FF_MODE_G25 BIT(LG4FF_MODE_G25_IDX) #define LG4FF_MODE_DFGT BIT(LG4FF_MODE_DFGT_IDX) #define LG4FF_MODE_G27 BIT(LG4FF_MODE_G27_IDX) +#define LG4FF_MODE_G29 BIT(LG4FF_MODE_G29_IDX) #define LG4FF_DFEX_TAG "DF-EX" #define LG4FF_DFEX_NAME "Driving Force / Formula EX" @@ -62,6 +64,8 @@ #define LG4FF_G25_NAME "G25 Racing Wheel" #define LG4FF_G27_TAG "G27" #define LG4FF_G27_NAME "G27 Racing Wheel" +#define LG4FF_G29_TAG "G29" +#define LG4FF_G29_NAME "G29 Racing Wheel" #define LG4FF_DFGT_TAG "DFGT" #define LG4FF_DFGT_NAME "Driving Force GT" @@ -114,16 +118,12 @@ struct lg4ff_compat_mode_switch { }; struct lg4ff_wheel_ident_info { + const u32 modes; const u16 mask; const u16 result; const u16 real_product_id; }; -struct lg4ff_wheel_ident_checklist { - const u32 count; - const struct lg4ff_wheel_ident_info *models[]; -}; - struct lg4ff_multimode_wheel { const u16 product_id; const u32 alternate_modes; @@ -144,6 +144,7 @@ static const struct lg4ff_wheel lg4ff_devices[] = { {USB_DEVICE_ID_LOGITECH_G25_WHEEL, lg4ff_wheel_effects, 40, 900, lg4ff_set_range_g25}, {USB_DEVICE_ID_LOGITECH_DFGT_WHEEL, lg4ff_wheel_effects, 40, 900, lg4ff_set_range_g25}, {USB_DEVICE_ID_LOGITECH_G27_WHEEL, lg4ff_wheel_effects, 40, 900, lg4ff_set_range_g25}, + {USB_DEVICE_ID_LOGITECH_G29_WHEEL, lg4ff_wheel_effects, 40, 900, lg4ff_set_range_g25}, {USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2, lg4ff_wheel_effects, 40, 270, NULL}, {USB_DEVICE_ID_LOGITECH_WII_WHEEL, lg4ff_wheel_effects, 40, 270, NULL} }; @@ -161,6 +162,9 @@ static const struct lg4ff_multimode_wheel lg4ff_multimode_wheels[] = { {USB_DEVICE_ID_LOGITECH_G27_WHEEL, LG4FF_MODE_NATIVE | LG4FF_MODE_G27 | LG4FF_MODE_G25 | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, LG4FF_G27_TAG, LG4FF_G27_NAME}, + {USB_DEVICE_ID_LOGITECH_G29_WHEEL, + LG4FF_MODE_NATIVE | LG4FF_MODE_G29 | LG4FF_MODE_G27 | LG4FF_MODE_G25 | LG4FF_MODE_DFGT | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, + LG4FF_G29_TAG, LG4FF_G29_NAME}, }; static const struct lg4ff_alternate_mode lg4ff_alternate_modes[] = { @@ -169,41 +173,61 @@ static const struct lg4ff_alternate_mode lg4ff_alternate_modes[] = { [LG4FF_MODE_DFP_IDX] = {USB_DEVICE_ID_LOGITECH_DFP_WHEEL, LG4FF_DFP_TAG, LG4FF_DFP_NAME}, [LG4FF_MODE_G25_IDX] = {USB_DEVICE_ID_LOGITECH_G25_WHEEL, LG4FF_G25_TAG, LG4FF_G25_NAME}, [LG4FF_MODE_DFGT_IDX] = {USB_DEVICE_ID_LOGITECH_DFGT_WHEEL, LG4FF_DFGT_TAG, LG4FF_DFGT_NAME}, - [LG4FF_MODE_G27_IDX] = {USB_DEVICE_ID_LOGITECH_G27_WHEEL, LG4FF_G27_TAG, LG4FF_G27_NAME} + [LG4FF_MODE_G27_IDX] = {USB_DEVICE_ID_LOGITECH_G27_WHEEL, LG4FF_G27_TAG, LG4FF_G27_NAME}, + [LG4FF_MODE_G29_IDX] = {USB_DEVICE_ID_LOGITECH_G29_WHEEL, LG4FF_G29_TAG, LG4FF_G29_NAME}, }; /* Multimode wheel identificators */ static const struct lg4ff_wheel_ident_info lg4ff_dfp_ident_info = { + LG4FF_MODE_DFP | LG4FF_MODE_DFEX, 0xf000, 0x1000, USB_DEVICE_ID_LOGITECH_DFP_WHEEL }; static const struct lg4ff_wheel_ident_info lg4ff_g25_ident_info = { + LG4FF_MODE_G25 | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, 0xff00, 0x1200, USB_DEVICE_ID_LOGITECH_G25_WHEEL }; static const struct lg4ff_wheel_ident_info lg4ff_g27_ident_info = { + LG4FF_MODE_G27 | LG4FF_MODE_G25 | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, 0xfff0, 0x1230, USB_DEVICE_ID_LOGITECH_G27_WHEEL }; static const struct lg4ff_wheel_ident_info lg4ff_dfgt_ident_info = { + LG4FF_MODE_DFGT | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, 0xff00, 0x1300, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL }; +static const struct lg4ff_wheel_ident_info lg4ff_g29_ident_info = { + LG4FF_MODE_G29 | LG4FF_MODE_G27 | LG4FF_MODE_G25 | LG4FF_MODE_DFGT | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, + 0xfff8, + 0x1350, + USB_DEVICE_ID_LOGITECH_G29_WHEEL +}; + +static const struct lg4ff_wheel_ident_info lg4ff_g29_ident_info2 = { + LG4FF_MODE_G29 | LG4FF_MODE_G27 | LG4FF_MODE_G25 | LG4FF_MODE_DFGT | LG4FF_MODE_DFP | LG4FF_MODE_DFEX, + 0xff00, + 0x8900, + USB_DEVICE_ID_LOGITECH_G29_WHEEL +}; + /* Multimode wheel identification checklists */ -static const struct lg4ff_wheel_ident_checklist lg4ff_main_checklist = { - 4, - {&lg4ff_dfgt_ident_info, - &lg4ff_g27_ident_info, - &lg4ff_g25_ident_info, - &lg4ff_dfp_ident_info} +static const struct lg4ff_wheel_ident_info *lg4ff_main_checklist[] = { + &lg4ff_g29_ident_info, + &lg4ff_g29_ident_info2, + &lg4ff_dfgt_ident_info, + &lg4ff_g27_ident_info, + &lg4ff_g25_ident_info, + &lg4ff_dfp_ident_info }; /* Compatibility mode switching commands */ @@ -238,6 +262,12 @@ static const struct lg4ff_compat_mode_switch lg4ff_mode_switch_ext09_g27 = { 0xf8, 0x09, 0x04, 0x01, 0x00, 0x00, 0x00} /* Switch mode to G27 with detach */ }; +static const struct lg4ff_compat_mode_switch lg4ff_mode_switch_ext09_g29 = { + 2, + {0xf8, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, /* Revert mode upon USB reset */ + 0xf8, 0x09, 0x05, 0x01, 0x01, 0x00, 0x00} /* Switch mode to G29 with detach */ +}; + /* EXT_CMD1 - Understood by DFP, G25, G27 and DFGT */ static const struct lg4ff_compat_mode_switch lg4ff_mode_switch_ext01_dfp = { 1, @@ -651,6 +681,23 @@ static const struct lg4ff_compat_mode_switch *lg4ff_get_mode_switch_command(cons return NULL; } break; + case USB_DEVICE_ID_LOGITECH_G29_WHEEL: + switch (target_product_id) { + case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: + return &lg4ff_mode_switch_ext09_dfp; + case USB_DEVICE_ID_LOGITECH_DFGT_WHEEL: + return &lg4ff_mode_switch_ext09_dfgt; + case USB_DEVICE_ID_LOGITECH_G25_WHEEL: + return &lg4ff_mode_switch_ext09_g25; + case USB_DEVICE_ID_LOGITECH_G27_WHEEL: + return &lg4ff_mode_switch_ext09_g27; + case USB_DEVICE_ID_LOGITECH_G29_WHEEL: + return &lg4ff_mode_switch_ext09_g29; + /* G29 can only be switched to DF-EX, DFP, DFGT, G25, G27 or its native mode */ + default: + return NULL; + } + break; case USB_DEVICE_ID_LOGITECH_DFGT_WHEEL: switch (target_product_id) { case USB_DEVICE_ID_LOGITECH_WHEEL: @@ -1037,41 +1084,28 @@ static enum led_brightness lg4ff_led_get_brightness(struct led_classdev *led_cde static u16 lg4ff_identify_multimode_wheel(struct hid_device *hid, const u16 reported_product_id, const u16 bcdDevice) { - const struct lg4ff_wheel_ident_checklist *checklist; - int i, from_idx, to_idx; + u32 current_mode; + int i; - switch (reported_product_id) { - case USB_DEVICE_ID_LOGITECH_WHEEL: - case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: - checklist = &lg4ff_main_checklist; - from_idx = 0; - to_idx = checklist->count - 1; - break; - case USB_DEVICE_ID_LOGITECH_G25_WHEEL: - checklist = &lg4ff_main_checklist; - from_idx = 0; - to_idx = checklist->count - 2; /* End identity check at G25 */ - break; - case USB_DEVICE_ID_LOGITECH_G27_WHEEL: - checklist = &lg4ff_main_checklist; - from_idx = 1; /* Start identity check at G27 */ - to_idx = checklist->count - 3; /* End identity check at G27 */ - break; - case USB_DEVICE_ID_LOGITECH_DFGT_WHEEL: - checklist = &lg4ff_main_checklist; - from_idx = 0; - to_idx = checklist->count - 4; /* End identity check at DFGT */ - break; - default: - return 0; + /* identify current mode from USB PID */ + for (i = 1; i < ARRAY_SIZE(lg4ff_alternate_modes); i++) { + dbg_hid("Testing whether PID is %X\n", lg4ff_alternate_modes[i].product_id); + if (reported_product_id == lg4ff_alternate_modes[i].product_id) + break; } - for (i = from_idx; i <= to_idx; i++) { - const u16 mask = checklist->models[i]->mask; - const u16 result = checklist->models[i]->result; - const u16 real_product_id = checklist->models[i]->real_product_id; + if (i == ARRAY_SIZE(lg4ff_alternate_modes)) + return 0; + + current_mode = BIT(i); + + for (i = 0; i < ARRAY_SIZE(lg4ff_main_checklist); i++) { + const u16 mask = lg4ff_main_checklist[i]->mask; + const u16 result = lg4ff_main_checklist[i]->result; + const u16 real_product_id = lg4ff_main_checklist[i]->real_product_id; - if ((bcdDevice & mask) == result) { + if ((current_mode & lg4ff_main_checklist[i]->modes) && \ + (bcdDevice & mask) == result) { dbg_hid("Found wheel with real PID %X whose reported PID is %X\n", real_product_id, reported_product_id); return real_product_id; } @@ -1246,12 +1280,13 @@ int lg4ff_init(struct hid_device *hid) entry->wdata.set_range(hid, entry->wdata.range); #ifdef CONFIG_LEDS_CLASS - /* register led subsystem - G27 only */ + /* register led subsystem - G27/G29 only */ entry->wdata.led_state = 0; for (j = 0; j < 5; j++) entry->wdata.led[j] = NULL; - if (lg4ff_devices[i].product_id == USB_DEVICE_ID_LOGITECH_G27_WHEEL) { + if (lg4ff_devices[i].product_id == USB_DEVICE_ID_LOGITECH_G27_WHEEL || + lg4ff_devices[i].product_id == USB_DEVICE_ID_LOGITECH_G29_WHEEL) { struct led_classdev *led; size_t name_sz; char *name; |